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Message-Id: <20200124093003.582704555@linuxfoundation.org>
Date: Fri, 24 Jan 2020 10:32:31 +0100
From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To: linux-kernel@...r.kernel.org
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
stable@...r.kernel.org, Eric Dumazet <edumazet@...gle.com>,
"David S. Miller" <davem@...emloft.net>,
Sasha Levin <sashal@...nel.org>
Subject: [PATCH 4.14 333/343] net: neigh: use long type to store jiffies delta
From: Eric Dumazet <edumazet@...gle.com>
[ Upstream commit 9d027e3a83f39b819e908e4e09084277a2e45e95 ]
A difference of two unsigned long needs long storage.
Fixes: c7fb64db001f ("[NETLINK]: Neighbour table configuration and statistics via rtnetlink")
Signed-off-by: Eric Dumazet <edumazet@...gle.com>
Signed-off-by: David S. Miller <davem@...emloft.net>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
net/core/neighbour.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/net/core/neighbour.c b/net/core/neighbour.c
index 16ac50b1b9a71..567e431813e59 100644
--- a/net/core/neighbour.c
+++ b/net/core/neighbour.c
@@ -1877,8 +1877,8 @@ static int neightbl_fill_info(struct sk_buff *skb, struct neigh_table *tbl,
goto nla_put_failure;
{
unsigned long now = jiffies;
- unsigned int flush_delta = now - tbl->last_flush;
- unsigned int rand_delta = now - tbl->last_rand;
+ long flush_delta = now - tbl->last_flush;
+ long rand_delta = now - tbl->last_rand;
struct neigh_hash_table *nht;
struct ndt_config ndc = {
.ndtc_key_len = tbl->key_len,
--
2.20.1
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